Home / 55,016.50-75,923.69-29,866

Finding the Fourth Proportional to 55,016.50, 75,923.69 and 29,866

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Solution

The fourth proportional to 55,016.50, 75,923.69 and 29,866 is: 41,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016.50 : 75,923.69 = 29,866 : x
  2. Step 2: Convert to fraction form
    55,016.50/75,923.69 = 29,866/x
  3. Step 3: Cross multiply
    55,016.50x = 75,923.69 × 29,866
  4. Step 4: Simplify right side
    55,016.50x = 2,267,536,925.54
  5. Step 5: Solve for x
    x = 2,267,536,925.54/55,016.50
  6. Step 6: Final answer
    x = 41,215.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.